:root{--shopify-green: #008060;--shopify-green-dark: #004c3f;--shopify-green-light: #f0fdf4;--primary-accent: #007cba;--primary-accent-hover: #006ba1;--bg-page: #f6f6f7;--bg-surface: #ffffff;--bg-subdued: #f9fafb;--border-subtle: #e5e7eb;--border-active: #008060;--text-main: #111827;--text-subdued: #6b7280;--text-light: #9ca3af;--status-paid-bg: #ecfdf5;--status-paid-text: #065f46;--status-paid-border: #a7f3d0;--status-pending-bg: #fef2f2;--status-pending-text: #991b1b;--status-pending-border: #fecaca;--status-warning-bg: #fffbeb;--status-warning-text: #92400e;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -1px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -2px rgba(0, 0, 0, .04);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-page);color:var(--text-main);line-height:1.5;-webkit-font-smoothing:antialiased}.app-header{background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);padding:16px 28px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:50;box-shadow:var(--shadow-sm)}.brand-section{display:flex;align-items:center;gap:14px}.brand-logo{width:38px;height:38px;background:linear-gradient(135deg,var(--shopify-green),#02a078);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 2px 8px #00806040}.brand-title{font-family:Outfit,sans-serif;font-size:20px;font-weight:700;color:var(--text-main);letter-spacing:-.3px}.brand-badge{font-size:11px;font-weight:700;text-transform:uppercase;background:#e0f2fe;color:#0369a1;padding:2px 8px;border-radius:12px;margin-left:8px;letter-spacing:.5px}.nav-tabs{display:flex;gap:6px;background:var(--bg-subdued);padding:4px;border-radius:var(--radius-md);border:1px solid var(--border-subtle)}.nav-tab-btn{background:transparent;border:none;padding:8px 16px;font-size:13.5px;font-weight:600;color:var(--text-subdued);border-radius:var(--radius-sm);cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .2s ease}.nav-tab-btn:hover{color:var(--text-main);background:#00000008}.nav-tab-btn.active{background:var(--bg-surface);color:var(--shopify-green);box-shadow:var(--shadow-sm)}.main-content{max-width:1280px;margin:28px auto;padding:0 24px}.card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:24px;transition:box-shadow .2s ease}.card:hover{box-shadow:var(--shadow-md)}.card-header{padding:20px 24px;border-bottom:1px solid var(--border-subtle);display:flex;justify-content:space-between;align-items:center}.card-title{font-size:16px;font-weight:700;color:var(--text-main)}.card-desc{font-size:13.5px;color:var(--text-subdued);margin-top:2px}.card-body{padding:24px}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-bottom:24px}.metric-card{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:20px;display:flex;align-items:center;gap:16px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.metric-icon-wrap{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.metric-info .label{font-size:12.5px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-subdued)}.metric-info .value{font-size:24px;font-weight:800;color:var(--text-main);margin-top:2px;font-family:Outfit,sans-serif}.metric-info .subtext{font-size:12px;color:var(--text-light);margin-top:2px}.btn{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;font-size:13.5px;font-weight:600;border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease;border:1px solid transparent}.btn-primary{background:var(--shopify-green);color:#fff}.btn-primary:hover{background:var(--shopify-green-dark)}.btn-secondary{background:var(--bg-surface);border-color:var(--border-subtle);color:var(--text-main)}.btn-secondary:hover{background:var(--bg-subdued);border-color:#cbd5e1}.btn-sm{padding:5px 12px;font-size:12.5px}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13.5px;font-weight:600;color:var(--text-main);margin-bottom:6px}.form-help{font-size:12.5px;color:var(--text-subdued);margin-top:4px}.input-text,.input-select,.input-textarea{width:100%;padding:9px 12px;font-size:14px;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--text-main);transition:border-color .2s;outline:none}.input-text:focus,.input-select:focus,.input-textarea:focus{border-color:var(--shopify-green);box-shadow:0 0 0 3px #00806026}.switch-label{display:flex;align-items:center;gap:12px;cursor:pointer;-webkit-user-select:none;user-select:none}.switch-input{position:relative;width:44px;height:24px;-webkit-appearance:none;background:#cbd5e1;outline:none;border-radius:20px;transition:background .3s;cursor:pointer}.switch-input:checked{background:var(--shopify-green)}.switch-input:before{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:transform .3s;box-shadow:0 1px 3px #0003}.switch-input:checked:before{transform:translate(20px)}.data-table-container{overflow-x:auto}.data-table{width:100%;border-collapse:collapse;font-size:13.5px;text-align:left}.data-table th{background:var(--bg-subdued);padding:12px 16px;font-weight:600;color:var(--text-subdued);border-bottom:1px solid var(--border-subtle);white-space:nowrap}.data-table td{padding:14px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-main)}.data-table tr:hover td{background:#fbfbfb}.badge-pill{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:12px;font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.3px}.badge-paid{background:var(--status-paid-bg);color:var(--status-paid-text);border:1px solid var(--status-paid-border)}.badge-pending{background:var(--status-pending-bg);color:var(--status-pending-text);border:1px solid var(--status-pending-border)}.badge-cod{background:#fee2e2;color:#dc2626;font-weight:800}.badge-prepaid{background:#dcfce7;color:#15803d;font-weight:800}.alert-banner{padding:14px 18px;border-radius:var(--radius-sm);display:flex;align-items:flex-start;gap:12px;margin-bottom:20px;font-size:13.5px;line-height:1.4}.alert-success{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46}.alert-info{background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af}.alert-warning{background:#fffbeb;border:1px solid #fde68a;color:#92400e}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media(max-width:768px){.grid-2{grid-template-columns:1fr}.app-header{flex-direction:column;gap:14px;align-items:flex-start}.nav-tabs{width:100%;overflow-x:auto}}